Refurbished: ASUS GeForce GTX 550 Ti (Fermi) Video Card ENGTX550 TI DC TOP/DI/1GD5 - Newegg.com
Gainward GeForce GTX 550 Ti 1024MB "Golden Sample"–Supercharge your PC with amazing performance and more memory bandwidth!
GIGABYTE Graphics Card Original GTX 550 Ti 1GB 192Bit GDDR5 Video Cards for nVIDIA Geforce GTX 550Ti HDMI DVI Used VGA Cards|Graphics Cards| - AliExpress